IBM 5786 Removal And Replacement Procedures page 34

Attention: Failure to follow the step-by-step sequence for this FRU removal or installation may result in FRU or
system damage.
Use the following precautions whenever you handle electronic components or cables.
v Attach a wrist strap to an unpainted metal surface of your hardware to prevent electrostatic discharge from
damaging your hardware.
v If you do not have a wrist strap, just prior to removing the product from ESD packaging and installing or
replacing hardware, touch an unpainted metal surface of the system for a minimum of 5 seconds.
v Keep all electronic components in the shipping container or envelope until you are ready to install them.
v If you remove, then re-install an electronic component, temporarily place the component on an ESD pad or
blanket, if available.
5.
1. Press the power switch (A) on the left side
of the cable.
2. Release the power cable lock by pushing
the bracket (C) down.
3. Unplug and remove the power cable from
the system.
4. Lift the release tab (D) until the power
supply is unseated.
Note: If service is being done
concurrently, the second power supply
remains connected to its power source. If
service is not being done concurrently, and
the system has a second power supply
installed, ensure that the power source to
the second power has also been
disconnected.
5. Gently pull the power supply out of the
system.
6.
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Removal and replacement procedures